[INFO] updating cached repository MwlLj/rust_parse
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MwlLj/rust_parse
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MwlLj/rust_parse" "work/ex/beta-1.38-1/sources/1.37.0/gh/MwlLj/rust_parse"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/MwlLj/rust_parse'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MwlLj/rust_parse" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MwlLj/rust_parse"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MwlLj/rust_parse'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 542c3552d7727c0294998e4353a244b64e51348b
[INFO] sha for GitHub repo MwlLj/rust_parse: 542c3552d7727c0294998e4353a244b64e51348b
[INFO] validating manifest of MwlLj/rust_parse on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of MwlLj/rust_parse on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing MwlLj/rust_parse
[INFO] finished frobbing MwlLj/rust_parse
[INFO] frobbed toml for MwlLj/rust_parse written to work/ex/beta-1.38-1/sources/1.37.0/gh/MwlLj/rust_parse/Cargo.toml
[INFO] started frobbing MwlLj/rust_parse
[INFO] finished frobbing MwlLj/rust_parse
[INFO] frobbed toml for MwlLj/rust_parse written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MwlLj/rust_parse/Cargo.toml
[INFO] crate MwlLj/rust_parse already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing MwlLj/rust_parse against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/MwlLj/rust_parse:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 300b20d077f28b7014bb879e6573b8865680ff923ff0c34be4dd4af55a055fce
[INFO] running `"docker" "start" "-a" "300b20d077f28b7014bb879e6573b8865680ff923ff0c34be4dd4af55a055fce"`
[INFO] [stderr]    Compiling rust_parse v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `argsLen`
[INFO] [stderr]   --> src/cmd/mod.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let argsLen = args.len();
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_argsLen`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/cmd/mod.rs:21:14
[INFO] [stderr]    |
[INFO] [stderr] 21 |         for (index, arg) in args.enumerate() {
[INFO] [stderr]    |              ^^^^^ help: consider prefixing with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `field`
[INFO] [stderr]   --> src/cmd/mod.rs:23:22
[INFO] [stderr]    |
[INFO] [stderr] 23 |                 Some(field) => {
[INFO] [stderr]    |                      ^^^^^ help: consider prefixing with an underscore: `_field`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `argsLen` should have a snake case name
[INFO] [stderr]   --> src/cmd/mod.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let argsLen = args.len();
[INFO] [stderr]    |             ^^^^^^^ help: convert the identifier to snake case: `args_len`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `isFind` should have a snake case name
[INFO] [stderr]   --> src/cmd/mod.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let mut isFind = false;
[INFO] [stderr]    |                 ^^^^^^ help: convert the identifier to snake case: `is_find`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `lastKey` should have a snake case name
[INFO] [stderr]   --> src/cmd/mod.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let mut lastKey = "".to_string();
[INFO] [stderr]    |                 ^^^^^^^ help: convert the identifier to snake case: `last_key`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "300b20d077f28b7014bb879e6573b8865680ff923ff0c34be4dd4af55a055fce"`
[INFO] running `"docker" "rm" "-f" "300b20d077f28b7014bb879e6573b8865680ff923ff0c34be4dd4af55a055fce"`
[INFO] [stdout] 300b20d077f28b7014bb879e6573b8865680ff923ff0c34be4dd4af55a055fce
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/MwlLj/rust_parse:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2ce9d8fa359c63820057f4eaad7b31c50cdfe0057fbd81da426cab60b92a09e3
[INFO] running `"docker" "start" "-a" "2ce9d8fa359c63820057f4eaad7b31c50cdfe0057fbd81da426cab60b92a09e3"`
[INFO] [stderr]    Compiling rust_parse v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `argsLen`
[INFO] [stderr]   --> src/cmd/mod.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let argsLen = args.len();
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_argsLen`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/cmd/mod.rs:21:14
[INFO] [stderr]    |
[INFO] [stderr] 21 |         for (index, arg) in args.enumerate() {
[INFO] [stderr]    |              ^^^^^ help: consider prefixing with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `field`
[INFO] [stderr]   --> src/cmd/mod.rs:23:22
[INFO] [stderr]    |
[INFO] [stderr] 23 |                 Some(field) => {
[INFO] [stderr]    |                      ^^^^^ help: consider prefixing with an underscore: `_field`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `argsLen` should have a snake case name
[INFO] [stderr]   --> src/cmd/mod.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let argsLen = args.len();
[INFO] [stderr]    |             ^^^^^^^ help: convert the identifier to snake case: `args_len`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `isFind` should have a snake case name
[INFO] [stderr]   --> src/cmd/mod.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let mut isFind = false;
[INFO] [stderr]    |                 ^^^^^^ help: convert the identifier to snake case: `is_find`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `lastKey` should have a snake case name
[INFO] [stderr]   --> src/cmd/mod.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let mut lastKey = "".to_string();
[INFO] [stderr]    |                 ^^^^^^^ help: convert the identifier to snake case: `last_key`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "2ce9d8fa359c63820057f4eaad7b31c50cdfe0057fbd81da426cab60b92a09e3"`
[INFO] running `"docker" "rm" "-f" "2ce9d8fa359c63820057f4eaad7b31c50cdfe0057fbd81da426cab60b92a09e3"`
[INFO] [stdout] 2ce9d8fa359c63820057f4eaad7b31c50cdfe0057fbd81da426cab60b92a09e3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/MwlLj/rust_parse:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 25998d8e61c770c63204deea40ef3f63a0511c3d308a0f945349f9e630e88862
[INFO] running `"docker" "start" "-a" "25998d8e61c770c63204deea40ef3f63a0511c3d308a0f945349f9e630e88862"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_parse-f76f6ae05f186e73
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_parse
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "25998d8e61c770c63204deea40ef3f63a0511c3d308a0f945349f9e630e88862"`
[INFO] running `"docker" "rm" "-f" "25998d8e61c770c63204deea40ef3f63a0511c3d308a0f945349f9e630e88862"`
[INFO] [stdout] 25998d8e61c770c63204deea40ef3f63a0511c3d308a0f945349f9e630e88862